OBSTACLE COURE RACES like Warrior Dash and Tough Mudder have recently burst on the fitness scene. These events are hardcore and wildly popular among both young and middle-aged corporate crowd.Tough Mudder is one wickedly intense race that will slam your body and test your mental toughness. Imagine 10-12 miles of mud racing as you tackle one killer obstacle after another.Grueling wall climbs, mud crawls, razor sharp barbed wire, tricky rope climbs, fire and water are just some of the barriers to defeat.Be warned. This punishing race is not for the faint of heart. Obstacle race training is a full body experience, but its not a painful journey.